Home / 34,291.52-51,464.64-13,529.60

Finding the Fourth Proportional to 34,291.52, 51,464.64 and 13,529.60

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Solution

The fourth proportional to 34,291.52, 51,464.64 and 13,529.60 is: 20,305.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,291.52 : 51,464.64 = 13,529.60 : x
  2. Step 2: Convert to fraction form
    34,291.52/51,464.64 = 13,529.60/x
  3. Step 3: Cross multiply
    34,291.52x = 51,464.64 × 13,529.60
  4. Step 4: Simplify right side
    34,291.52x = 696,295,993.34
  5. Step 5: Solve for x
    x = 696,295,993.34/34,291.52
  6. Step 6: Final answer
    x = 20,305.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.